Islamic Hijri Calendar For 991 CE
| Western Month | Converts To Hijri Month |
|---|
| Jan 991 | Shawwal, 380 |
| Feb 991 | Dhu al-Qidah, 380 |
| Mar 991 | Dhu al-Hijjah, 380 |
| Apr 991 | Muharram, 381 |
| May 991 | Safar, 381 |
| Jun 991 | Rabi al-awwal, 381 |
| Jul 991 | Rabi al-thani, 381 |
| Aug 991 | Jumada al-awwal, 381 |
| Sep 991 | Jumada al-thani, 381 |
| Oct 991 | Rajab, 381 |
| Nov 991 | Shaban, 381 |
| Dec 991 | Ramadan, 381 |